Whoops, indeed, you are correct. I accidentally changed a link on my computer a few days ago, and what I thought was Emacs 26 was in fact Emacs 27. Sorry for the noise!Never trust the documentation ;-) (progn (setq frame-title-format "%b") (y-or-n-p "*Minibuf-1*?"))Never trust 'frame-title-format' ;-) (progn (display-buffer (get-buffer-create " *Echo Area 1*")) (y-or-n-p "......"))